EP4703488A1 - Cemented carbide - Google Patents

Cemented carbide

Info

Publication number
EP4703488A1
EP4703488A1 EP23954191.5A EP23954191A EP4703488A1 EP 4703488 A1 EP4703488 A1 EP 4703488A1 EP 23954191 A EP23954191 A EP 23954191A EP 4703488 A1 EP4703488 A1 EP 4703488A1
Authority
EP
European Patent Office
Prior art keywords
cemented carbide
binder phase
mass
volume
content
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23954191.5A
Other languages
German (de)
English (en)
French (fr)
Inventor
Yasuki KIDO
Yoshihiro Kimura
Anongsack Paseuth
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of EP4703488A1 publication Critical patent/EP4703488A1/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/067—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds comprising a particular metallic binder
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • B22F3/15—Hot isostatic pressing
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
EP23954191.5A 2023-09-26 2023-09-26 Cemented carbide Pending EP4703488A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/035011 WO2025069215A1 (ja) 2023-09-26 2023-09-26 超硬合金

Publications (1)

Publication Number Publication Date
EP4703488A1 true EP4703488A1 (en) 2026-03-04

Family

ID=95067751

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23954191.5A Pending EP4703488A1 (en) 2023-09-26 2023-09-26 Cemented carbide

Country Status (6)

Country Link
US (1) US12448670B2 (https=)
EP (1) EP4703488A1 (https=)
JP (1) JP7694812B1 (https=)
CN (1) CN121569055A (https=)
TW (1) TW202513815A (https=)
WO (1) WO2025069215A1 (https=)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE275211T1 (de) * 1999-10-12 2004-09-15 Ceratizit Austria Gmbh Hartmetall-legierung zur formgebung mittels funkenerosiver bearbeitungs-verfahren
JP4282298B2 (ja) 2002-10-09 2009-06-17 株式会社タンガロイ 超微粒超硬合金
JP2006037160A (ja) * 2004-07-27 2006-02-09 Tungaloy Corp 焼結体
CN102470446A (zh) 2009-06-30 2012-05-23 株式会社图格莱 金属陶瓷和被覆金属陶瓷
JP6292303B2 (ja) * 2014-05-23 2018-03-14 株式会社タンガロイ 被覆超硬合金
GB201713532D0 (en) 2017-08-23 2017-10-04 Element Six Gmbh Cemented carbide material
CN111386158B (zh) * 2018-01-31 2022-08-19 日立金属株式会社 复合硬质合金轧辊以及复合硬质合金轧辊的制造方法
JP7131738B1 (ja) * 2021-04-28 2022-09-06 住友電工ハードメタル株式会社 超硬合金及びそれを用いた超高圧発生装置用金型

Also Published As

Publication number Publication date
WO2025069215A1 (ja) 2025-04-03
CN121569055A (zh) 2026-02-24
US20250101548A1 (en) 2025-03-27
TW202513815A (zh) 2025-04-01
JPWO2025069215A1 (https=) 2025-04-03
JP7694812B1 (ja) 2025-06-18
US12448670B2 (en) 2025-10-21

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